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| author | Jag Raman <jag.raman@oracle.com> | 2017-06-23 21:58:38 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-06-25 23:43:14 +0300 |
| commit | aa512d5edeab267d612c6be93eb6a2368ee7a6d6 (patch) | |
| tree | 5ea6bf86e8fa027343b28724c0302c5fd3b458c0 /arch/sparc/include/asm/vio.h | |
| parent | 110f2264b37674e99057acd249a930040fad55b1 (diff) | |
| download | linux-aa512d5edeab267d612c6be93eb6a2368ee7a6d6.tar.xz | |
sparc64: enhance VIO device probing
- Allocate IRQs for VIO devices during probing.
- Allow clients to specify if IRQs would be allocated for a given
VIO device.
- Cache the device handle of the root node of channel-devices sub-tree in
Machine Description (MDESC).
Signed-off-by: Jagannathan Raman <jag.raman@oracle.com>
Reviewed-by: Liam Merwick <liam.merwick@oracle.com>
Reviewed-by: Shannon Nelson <shannon.nelson@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/include/asm/vio.h')
| -rw-r--r-- | arch/sparc/include/asm/vio.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/vio.h b/arch/sparc/include/asm/vio.h index 69cb3a5ff8cf..d8eb195b69e3 100644 --- a/arch/sparc/include/asm/vio.h +++ b/arch/sparc/include/asm/vio.h @@ -336,6 +336,10 @@ struct vio_dev { unsigned int tx_irq; unsigned int rx_irq; u64 rx_ino; + u64 tx_ino; + + /* Handle to the root of "channel-devices" sub-tree in MDESC */ + u64 cdev_handle; struct device dev; }; @@ -349,6 +353,7 @@ struct vio_driver { void (*shutdown)(struct vio_dev *dev); unsigned long driver_data; struct device_driver driver; + bool no_irq; }; struct vio_version { |